3156B User Manual
Programming Reference 5-136
Racal Instrument © 2005
Ri3156b_set(query)_video_stroke_point_freq
Description
This programs the frequency of which stroke point will be sampled. This is parameter is very similar to the
sample clock frequency where each clock samples a point in the video waveform file.
Channel Dependency: Common
C Syntax
ViStatus ri3156b_set_video_stroke_point_freq (ViSession instrHandle, ViReal64 videoStrokePointFrequency)
ViStatus ri3156b_query_video_stroke_point_freq (ViSession instrHandle, ViReal64 *
videoStrokePointFrequency)
Parameters
Name
Variable
Type
Description
instrHandle
ViSession
The Instrument Handle is used to identify the unique
session or communication channel between the driver
and the instrument. If more than one instrument of the
model type is used, this will be used to differentiate
between them. Note that the initialize function may be
used to associate multiple instrument handles with a
single instrument.
videoStrokePointFrequency
ViReal64
Programs the video waveform sample clock frequency.
Valid range: 1 to 100e6 (pps)
Default: 10e3
Return Values
Displays the return status of the function call. If the function was successful, it will return a status of
VI_SUCCESS, otherwise it will return an error code. Passing the error code into the function
"ri3156B_error_message()" will return a string describing the error.
